// This source code is dual-licensed under the Apache License, version
// 2.0, and the Mozilla Public License, version 2.0.
//
// The APL v2.0:
//
//---------------------------------------------------------------------------
//   Copyright (c) 2007-2020 VMware, Inc.
//
//   Licensed under the Apache License, Version 2.0 (the "License");
//   you may not use this file except in compliance with the License.
//   You may obtain a copy of the License at
//
//       https://www.apache.org/licenses/LICENSE-2.0
//
//   Unless required by applicable law or agreed to in writing, software
//   distributed under the License is distributed on an "AS IS" BASIS,
//   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
//   See the License for the specific language governing permissions and
//   limitations under the License.
//---------------------------------------------------------------------------
//
// The MPL v2.0:
//
//---------------------------------------------------------------------------
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at https://mozilla.org/MPL/2.0/.
//
//  Copyright (c) 2007-2020 VMware, Inc.  All rights reserved.
//---------------------------------------------------------------------------

using System;
using System.Collections.Generic;

using RabbitMQ.Client.Framing.Impl;

namespace RabbitMQ.Client.Impl
{
    internal sealed class BasicPublishBatch : IBasicPublishBatch
    {
        private readonly List<OutgoingCommand> _commands;
        private readonly ModelBase _model;

        internal BasicPublishBatch (ModelBase model)
        {
            _model = model;
            _commands = new List<OutgoingCommand>();
        }

        internal BasicPublishBatch (ModelBase model, int sizeHint)
        {
            _model = model;
            _commands = new List<OutgoingCommand>(sizeHint);
        }

        public void Add(string exchange, string routingKey, bool mandatory, IBasicProperties basicProperties, ReadOnlyMemory<byte> body)
        {
            var method = new BasicPublish
            {
                _exchange = exchange,
                _routingKey = routingKey,
                _mandatory = mandatory
            };

            _commands.Add(new OutgoingCommand(method, (ContentHeaderBase)(basicProperties ?? _model._emptyBasicProperties), body));
        }

        public void Publish()
        {
            _model.SendCommands(_commands);
        }
    }
}
